The shift to the left by Senator Cory Booker of New Jersey and Senator Kirsten Gillibrand of New York demonstrates the power of a party base that is abandoning the Jewish state. Both were once rock-solid supporters of Israel. But both have other priorities these days — they are thinking about running for president in 2020. Their problem is that no one who plans to compete in future Democratic primaries can ignore the growing power of their party’s left wing, which has grown increasingly hostile to Israel. READ MORE